{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67438", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-29T15:07:24.992Z", "datePublished": "2026-07-29T20:53:09.524Z", "dateUpdated": "2026-07-29T20:53:09.524Z"}, "containers": {"cna": {"title": "OliveTin OS Command Injection via Custom regex: Argument Type Bypassing Shell Safety Check", "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/OliveTin/OliveTin/security/advisories/GHSA-xc5w-4v5w-7x65", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/OliveTin/OliveTin/security/advisories/GHSA-xc5w-4v5w-7x65"}, {"name": "https://github.com/OliveTin/OliveTin/commit/995ff79736f2bccc364448a3ece84087b550b232", "tags": ["x_refsource_MISC"], "url": "https://github.com/OliveTin/OliveTin/commit/995ff79736f2bccc364448a3ece84087b550b232"}, {"name": "https://github.com/OliveTin/OliveTin/releases/tag/3000.17.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/OliveTin/OliveTin/releases/tag/3000.17.0"}], "affected": [{"vendor": "OliveTin", "product": "OliveTin", "versions": [{"version": ">= 3000.2.0, < 3000.17.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-29T20:53:09.524Z"}, "descriptions": [{"lang": "en", "value": "OliveTin gives access to predefined shell commands from a web interface. From 3000.2.0 until 3000.17.0, the service/internal/executor/arguments.go checkShellArgumentSafety function does not treat regex: custom argument types as unsafe for Shell mode actions, allowing values that pass typeSafetyCheckRegex to be interpolated by wrapCommandInShell into an sh -c command string and enabling OS command injection. This issue is fixed in version 3000.17.0."}], "source": {"advisory": "GHSA-xc5w-4v5w-7x65", "discovery": "UNKNOWN"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[3000.2.0,3000.17.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "OliveTin", "source": "cna", "vendor": "OliveTin"}, "product": "olivetin", "vendor": "olivetin"}], "created": "2026-07-29T22:30:04.646553+00:00", "updated": "2026-07-29T22:30:04.646574+00:00", "vendors": ["olivetin", "olivetin$PRODUCT$olivetin"]}